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Let A=i A costheta+ j A sintheta ( is a ...

Let `A=i A costheta+ j A sintheta `( is a vector. Another vector B is which is normal to `vecA` can be expressed as

A

`hati Bcos theta + hat jB sin theta`

B

`hati B sin theta + hatj B cos theta`

C

`hati B SIN theta - hatj B cos theta`

D

`hati A cos theta - hatj A sin theta`

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MBD PUBLICATION-VECTOR ANALYSIS-QUESTION BANK
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  2. A force factor applied on mass is represented by vec F = 6hati - 8hatj...

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  3. Let A=i A costheta+ j A sintheta ( is a vector. Another vector B is w...

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  4. Find the torque of a force vec F =-3hati +hatj +5hatk acting a point v...

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  5. If vectors vec P, vec Q, vec R have magnitudes 5, 12, and 13 units and...

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  6. If unit vector is represented by 0.5 hati +0. 8 hat j + c hat k, then ...

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  7. A truck is moving due north at 30 m/s runs west and travels in the sam...

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  8. A particle is moving eastward with velocity of 5 m/s. In 10 seconds, t...

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  9. A river is flowing from west to east at a speed of 5 metres per minute...

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  10. A boat which has a speed of 5 km/hr in still water crosses a river of ...

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  11. A rocket trevelling at the speed of 500m/s ejects it's product of comb...

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  12. Resultant of two vectors vec F 1 and vec F 2 is of magnitude vec p . I...

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  13. The diagonals of a parallelogram are 2hati and 2hatj . What is the are...

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  14. Two forces vec p and vec Q have a resultant perpendicular to vec p. Th...

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  15. If a vector 2 hati + 3 hat j + 8 hat k is perpendicular to the vector ...

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  16. If vec A and vec B are two vectors given by vec A = 2 hati +3 hat j an...

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  17. A blind person after walking10 steps in one direction each of length 8...

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  18. A particle is moving eastward with a velocity of 5 m/s. In 10 seconds,...

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  19. If vec A = vec B +vec C ,vec A,vec B and vec C are 5,4,3 units, the an...

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  20. The resultant of two forces at right engles is 5 N. When the angle bet...

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